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Trade Date*
Filing Date*
Insider Name
Buy/Sell
Company Name
Ticker
Price*
Amount
Shares Change
Dec 14, 2022
Dec 16, 2022
Lewis J Christopher
Dir
Sell
Tetra Tech Inc
TTEK
$157.56
$2M
-20.20%
Aug 25, 2022
Aug 29, 2022
Lewis J Christopher
Dir
Sell
Tetra Tech Inc
TTEK
$143.62
$2M
-19.24%
Aug 30, 2021
Aug 31, 2021
Lewis J Christopher
Dir
Sell
Tetra Tech Inc
TTEK
$143.11
$121,643
-1.24%
Feb 02, 2021
Feb 04, 2021
Lewis J Christopher
Dir
Sell
Tetra Tech Inc
TTEK
$127.61
$184,900
-2.20%
Nov 30, 2020
Dec 02, 2020
Lewis J Christopher
Dir
Sell
Tetra Tech Inc
TTEK
$119.74
$1M
-12.83%
Nov 25, 2020
Nov 27, 2020
Lewis J Christopher
Dir
Sell
Tetra Tech Inc
TTEK
$122.68
$982,892
-10.77%
Aug 12, 2020
Aug 14, 2020
Lewis J Christopher
Dir
Sell
Tetra Tech Inc
TTEK
$94.86
$103,208
-1.53%
Feb 03, 2020
Feb 05, 2020
Lewis J Christopher
Dir
Sell
Tetra Tech Inc
TTEK
$87.11
$369,089
-5.94%
Sep 11, 2019
Sep 13, 2019
Lewis J Christopher
Dir
Sell
Tetra Tech Inc
TTEK
$82.12
$368,647
-8.01%
Feb 08, 2019
Feb 08, 2019
Lewis J Christopher
Dir
Sell
Tetra Tech Inc
TTEK
$55.69
$181,609
-5.50%
Feb 05, 2018
Feb 07, 2018
Lewis J Christopher
Dir
Sell
Tetra Tech Inc
TTEK
$49.91
$399,267
-14.19%
Nov 29, 2017
Nov 30, 2017
Lewis J Christopher
Dir
Sell
Tetra Tech Inc
TTEK
$49.96
$219,866
-8.34%
Feb 06, 2017
Feb 08, 2017
Lewis J Christopher
Dir
Sell
Tetra Tech Inc
TTEK
$41.3
$558,052
-21.83%
Feb 02, 2016
Feb 03, 2016
Lewis J Christopher
Dir
Sell
Tetra Tech Inc
TTEK
$26.19
$143,915
-9.47%
Feb 18, 2015
Feb 20, 2015
Lewis J Christopher
Dir
Sell
Tetra Tech Inc
TTEK
$24.94
$132,731
-9.75%
Feb 13, 2014
Feb 15, 2014
Lewis J Christopher
Dir
Sell
Tetra Tech Inc
TTEK
$28.65
$174,781
-11.64%